# Canon imageFORMULA R40 vs Plustek PS188: specs and price compared

A sourced, side-by-side comparison of the Canon imageFORMULA R40 (Canon) and Plustek PS188 (Plustek) among document scanners. Plustek PS188 is the cheaper of the two at $229.

## Side by side

| Spec | Canon imageFORMULA R40 | Plustek PS188 |
| --- | --- | --- |
| US price | $356 | $229 |
| Brand | Canon | Plustek |
| Form factor | sheetfed-adf | sheetfed-adf |
| Simplex speed ppm | 30 | 30 |
| Duplex speed ipm | 60 | 60 |
| Optical resolution (dpi) | 600 | 600 |
| Adf capacity sheets | 60 | 50 |
| Duplex scan | Yes | Yes |
| Connectivity | usb | usb |
| Touchscreen | No | No |
| Daily duty cycle sheets | 4000 | 4000 |
| Max media width (mm) | 216 | 216 |
| Weight (kg) | 2.8 | 1.66 |

## Key differences

- Adf capacity sheets: Canon imageFORMULA R40 60 vs Plustek PS188 50
- Weight (kg): Canon imageFORMULA R40 2.8 vs Plustek PS188 1.66

## Sources

- Canon imageFORMULA R40: https://en.canon-cna.com/business/products/scanners/document-scanners/imageformula-r40/specifications/ (en.canon-cna.com, verified 2026-07-13)
- Plustek PS188: https://plustek.com/us/products/workgroup-scanners/smartoffice-ps188/spec.php (plustek.com, verified 2026-07-13)

Canonical: https://frontdeskreview.com/gear/document-scanners/canon-imageformula-r40-vs-plustek-ps188/
Cite: Per The Front Desk Review, Canon imageFORMULA R40 ($356) vs Plustek PS188 ($229) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/document-scanners/canon-imageformula-r40-vs-plustek-ps188/
License: CC BY 4.0.